Stack water heater and storage device



Nov. 3, 1931. J. DIGRIUS 1,830,195

STACK WATER HEATR AND STORAGEv DEVICE Y Filed Feb. 2l, 1950 2 Sheets-Sheet 2 noentoz @1 l Patented Nov.3,1931f--. a 1,5%,195

` 'UNED STATES *PATENT Gamen;

sTkiwATER HEATER 'AND'ISTORAGE IYDEIQI;` i i .Appncation niealeb'ruaa airielso. seriainaaqlmsg-* K4My invention relates to anirnprovement in at 15 andl is run'longitudinally ofthe `-dr'urn a stack waterheater andstorage device and 5 allthe way around the ycylindrical vsurface its noyeltyconsists inthe adaptation and ar` of the hot' Water vstorage 'tankillvorming rangementofparts as will be more fully herelongitudinal loops 16 aroundlthe same. The Y 3' inafter pointedoutg e inner endf'of said pipe 13 enters-thebottom '55 A'largeeamount of heat passesoii' from a o fthe tank 11 at -17 Vfurnace through theflueor stack pipe which f f A "hot waterlpipe V418lruns vfrom they upper is absolutely lost as itxgoes up the chimney. sideoflthe tank 11 and connects directlyl to nManyf'clevices havefbe'en invented to try the house hot water Supply system (not and utilize this treinendousfamount -of lost shown). 1 A 1 "60 energy V:but none of them furnish a means of lThe' drumr has "a 'Clean out sliding -door heating Ela house supply of hot water land `-1-9otfusual-construetionniountedattheback maintaining they same hot. c 'end andbottom*cleanzout'doorsQOand '21 M-ydevice does not only heat a full house of usualconstructionrnounted at the sides supplyof 'hot water by Ineansnoistackfwaste of the bottoinoffsaid drum 5. i', heat but maintains theiwater in storage at a'y -In operating'rny devicet'he'hot gases from temperature'. by means v'of stack wa'ste l1eat the stackwill enter pipe? andvpass-through v ready for instant use.y p 'Y 'the'same into the drum van'd because' ofthe 'Referring'tothe Vdrawings 'Figure 1 is a dividing'central;` plate 9Jwillpass back ofv the :o longitudinal section of VInyfdevice on theline rearlend'ofsaine and ybedra-wn Vinto the'out- 70 1-'1 of Figure 2. f going pipe 8 back into thef stack pipe. The Figure 2 is a front `en'dfview ofmy'device 'Coldwater comingli'nto the'pipe'l and passlooking in at Figure 1 from the right handV ying around'throu'gh the loopsl will bethorend and with aportion'broken away in order oughlyfhe'ated by said hot gases 'andas this f :5 vto show the interior construction; Vheated waterfpassesinto thetankllit will "l5 'Figure 3 is a longitudinal section of anv'be maintained ihot because-of the continuous other embodiment of my. `device on the line lowof hot gases through the passagesfof;l the 3-3 of Figure and A f v "'drum`l5'andlconstantlyaroundfall sides ofthe l Figure I is a Vertical kcross section on the tank 11. Y 30 line 4--4' of Figure 3'and with a portion IVheneVer:hot'w'aterfisdrawn oli through '80 broken away to show the interior construc- Athe house hot water systemffromtankll new tion'.- c i K coldwater'flows -in throughpipe '13 -a'nd'will In the drawings 5 is a `drurnolc cylindrical inturnibe heatedand stored in the samemanshape. having a cap 6 tting over the front nerf'asprevi'ously described. 35 'vend andbeingremovabletherefrom. Anini Another f'omrrn'fof'my` device `is lshown in," going pipe? running'fromthe stack pipe A-Ifigures'.3andt in whichtheconstruction and (not shown) of a furnace passes through said operationarefthefsame asA already described cap vGrinto the drumi 5 and a second pipe 8 j 'eXcept `astotan'k `111Vwhif'zh'has al Coldwater passes from said drum 5 through said cap 6 inlet compartment 11a and ah't water st 'or' iQ' andbackinto the 'said stackfpipe at a point age compartment 11b separated by-lthe parnearer the chimneythanpipe Atition The cold lwater 'supplyl'pipe 13 A'centralpl'ate 9fis rigidl'y'.,rnounted'-longifl discharges directly-'into said compartment tudi'nally inthe drum 5 at lOso that it runs 11a'J and Vthe waterl flows from the compara' i l' from the front end of thesametoa point near ment 11a to 11b through a series of pipes or 5 4 there@ end. r -c vloops 16min which the water is thoroughly i l Ahotf'water storageftank V11 is .rigidly heatedand thenl stored in compartment 11b mounted at about the eenter'ofthe drum 'by to bedrawn @f1c as desired and as previously meansof brackets 12.- f l y described. y

yA cold water supply pipe 1 3` having the I claim: i l usual. @011151101y valve 14` is' run into the 'd1-um 5v 1 1.-r Ina stack water heater the combination i CIL Vof a drum divided by a central plate running almost to the rearvend, an inlet and an outlet connection to the stack pipe at the frontend of said drum, a" Water tank mounted kin the center lof said drum, a cold Water feed pipe running into'said drum and longitudinally `aroundsaid tank andentering the same at one point iand anuoutgoing hot Water` pipe running from said tank at a different point.

2. In a stack Water heater the combination of a drum, means for insuring a circulation fi of stack gasestherethrough,comprising an kinlet vand an outlet adapted to be connected v to a stack pipe, one on either rside of a divide,

' 15 ing plate mounted in said drumV extending 'i' the entireflength of the drum'eXcept at the rear end, means for circulating Water therein -consisting ofk'a cold Water supplyvpipe formv,ing a ,coil .running longitudinally of said'Y 2O drum andl around a tank rigidly mounted in said drum said pipe entering said tank at one point and anoutgoing hotwater supplyv ipe leaving said tank at a different point fiom l' said incoming pipe'.Vv g A 3. In a stack `Water heater the combination ofa drum divided by a centrall plate running almost to the rear end,' an inletand an out# let adapted tov be connected to a stackA pipe 30 mounted in the vcenter of said drum, a cold Y f Water feed pipe running into said drum and `longitudinally around said tank and enterving the samel atvone point'fand an outgoing hot A`vpvater piperunning from said tank' at .a dilferentpoin-t anda clean out means, in the end and bottom-ofsaid drum. 4 l 4. In a stack Water heater thecombination of a drum adapted to-be connected to a stack Y pipehmeans Yfor insuring a circulation of 10 stackgases therethrough, ymeans for circulating cold Water. therein for heating the Water, v means ,for storing said heated Water therein i and clean out means inthe end and'bottom of fsaid drum. 'Y fr j n, '45 5. In a stack Water` heater thek combination Y lofa drum adapted to `be connected to a stack pipe in a manner to insure-fthe 'circulation of circulating cold-Water to be heated, means 'tank and Within said Coldwater circulating n means, means connecting said hot Water stori i age meansto a' hot Water circulation pipe and zaclean out means in the end and bottom of '55 saiddrum: s i f p .f In testimony whereof I affix my signature. Y i JOSEPH DIGRIUS.

latthe front end of said drum, a Water tank Y we i stack gases therethrough, means therein for Y for storing saidV heated WaterVWithin-said f 'i l 

